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<head>
  <meta charset="UTF-8">
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  <title>动画</title>
  <link rel="stylesheet" href="css/ani.css">
</head>

<body>

  <span class="ani01">动画效果一</span>

  <div class="ani02">哈哈哈</div>

  <div class="ani03">多样式过渡</div>

  <div class="ani04">
    帧动画
  </div>

  <div class="ani05">
    对照组帧动画
  </div>

  <div class="ani06">
    黑暗骑士就是帅
  </div>

</body>

</html>